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Detail specifications 43HR - Level 2 ★
The jump fit
A jump shift by the responder’ at level four, after a major opening and the opponent's overcall is a jump fit. This bid requires:
a four-card fit in the partner's major suit,
enough strength to go to game, at least 11HCP
a strong five-card suit with two high honors
Be careful! Don't mistake a splinter for a jump fit. After the opponents' overcall, there can be no splinter...except in the opponents' suit
a four-card fit in the partner's major suit,
enough strength to go to game, at least 11HCP
a strong five-card suit with two high honors
Be careful! Don't mistake a splinter for a jump fit. After the opponents' overcall, there can be no splinter...except in the opponents' suit













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Exercise E4979 4 clubs is a jump fit.
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Exercise E4966 4 diamonds is a jump fit.
Examples of jump fits
In a competitive auction jump fits can sometimes be the decisive factor which allows you:
In a competitive auction jump fits can sometimes be the decisive factor which allows you:
- to continue the bidding up to slam
- to punish bold opponents
- to go down in a contract very profitably.













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Exercise E4980 4 ♣ shows a strong five-card club suit. The opener won't let your opponents win the auction with this splendid double fit in spades and clubs. He knows that the 5 ♥ contract would be made and makes a decidedly profitable sacrificial contract with this excellent double fit
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Exercise E6585 Double!You hold the ♣ , your Partner the ♦ . The hearts are padlocked. Don't gamble on going to 5 hearts. Instead get rich at no risk. Your opponents will lose heavily and you are by no means certain of making 5 hearts.










